3,3',5,5'-Tetraisopropyl-4,4'-biphenyldiol(CAS: 2416-95-7)

3,3',5,5'-Tetraisopropyl-4,4'-biphenyldiol is a white crystalline solid with a high molecular weight. It has low water solubility but good solubility in organic solvents like dichloromethane and toluene. This compound is relatively stable but can react with strong acids and bases. Its molecular weight is approximately 438.6 g/mol.

3,3',5,5'-Tetraisopropyl-4,4'-biphenyldiol is commonly synthesized via a two-step process. First, isopropyl bromide is coupled to 4,4'-dibromobiphenyl to form the corresponding diiodide. Then, the diiodide is reacted with sodium hydride to generate the desired diol. This method provides good yield and suitable selectivity.

3,3',5,5'-Tetraisopropyl-4,4'-biphenyldiol is used in the pharmaceutical industry for the synthesis of certain drug intermediates. It also finds applications in the polymer industry as a monomer for the production of special plastics. Additionally, it is utilized in the semiconductor industry for manufacturing photoresists and in sensors for detecting specific chemical species.

When handling 3,3',5,5'-Tetraisopropyl-4,4'-biphenyldiol, it is essential to wear appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Work should be conducted in a well-ventilated area or a fume hood. In case of spillage, use appropriate spill cleanup materials and ensure proper disposal according to safety data sheet (SDS) guidelines.